Try one or more of the following methods:
More items...
Instructions
The egg whites in the eggs act almost like a glue that binds the brownies together; without the egg, the brownies will crumble. The eggs also help retain moisture during the baking process, so mixing brownies without them will make the brownies hard and dry.
We tried 5 popular boxed brownie mixes — and 1 came out the chewiest